Answered: Write one function du(a,b) which…

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Question

SML programming

Write one function du(a,b) which returns a list of a b times (b>=0). Must use identical function name and parameter(s).
du(2,1) ⟶[2], du(4,3) ⟶[4,4,4]

Expert Solution

Step 1

Here function defintion is given , du(a,b)

So here is the code given below with proper comments:

CODE:

def du(a,b): # defining the function

l=[] # creating a list

for i in range(b): #running the loop for b times

l.append(a) # append a to the list

return l # return the list

a=4

b=3

final_list = du(a,b) #calling the function

print(final_list)

OUTPUT:

[4, 4, 4]

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